Re: Re: standby to disk transition

[Nigel Cunningham <nigel@suspend2.net>]

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Hi.

On Monday 13 March 2006 18:48, Adam Belay wrote:
> On Mon, Mar 13, 2006 at 09:30:38AM +0100, Pavel Machek wrote:
> > On Po 13-03-06 07:34:36, Victor Porton,,, wrote:
> > > There should be something such which would cause (after user
> > > specified timeout, e.g. a hour) automatically switch the
> > > system from standby to suspend to disk (or suspend to mem).
> >
> > ....
> >
> > > Or as a possible alternative, we could suspend SIMULTANEOUSLY
> > > to disk and to mem (with switching into suspend-to-disk by
> > > timeout), to have both quick restoration and automatically
> > > fully turning it off.
> >
> > Yep, it would be nice.
> >
> > Does that mean you are working on it and will send me a patch? Do you
> > want help coding?
> > 							Pavel
>
> The simultaneous idea sounds very similar to the idea Nigel had around a
> year ago.  It may have been implemented to some degree.

Yes, it's been implemented for ages, and works fine.

> The timeout feature could be done using the ACPI alarm interface, but
> there's no reliable way of knowing how long the system can remain in a
> suspend state on the x86 mobile platform, so waking up at the right time
> would be tricky if not impossible.

I'd like this too. I think, though, that the interval should be configurable. 
No one knows how long a battery will last better than the person who owns the 
laptop and has learnt from experience that on this computer 4% is where the 
computer switches off but on the other computer, you can run it down to 2%.

Regards,

Nigel
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